If you suspect you've been compromised, acting quickly is vital to "stop the bleed":
: Your mouse moves on its own, your browser redirects to strange sites, or unwanted toolbars and programs appear. Hacked
: Your passwords suddenly don't work, or you receive password reset emails you didn't request. If you suspect you've been compromised, acting quickly
: Friends report receiving weird messages or social media invites from you. If you suspect you've been compromised